yq/pkg/yqlib/doc/usage/lua.md

Basic example

Given a sample.yml file of:

hello: world
? look: non-string keys
: True
numbers: [123,456]

then

yq -o=lua '.' sample.yml

will output

return {["hello"]="world";[{["look"]="non-string keys";}]=true;["numbers"]={123,456,};};